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[Qemu-devel] [PATCH v5 01/35] atomics: add atomic_xor
From: |
Richard Henderson |
Subject: |
[Qemu-devel] [PATCH v5 01/35] atomics: add atomic_xor |
Date: |
Sun, 9 Oct 2016 18:41:32 -0500 |
From: "Emilio G. Cota" <address@hidden>
This paves the way for upcoming work.
Reviewed-by: Alex Bennée <address@hidden>
Signed-off-by: Emilio G. Cota <address@hidden>
Signed-off-by: Richard Henderson <address@hidden>
Message-Id: <address@hidden>
---
include/qemu/atomic.h | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/include/qemu/atomic.h b/include/qemu/atomic.h
index 0cce246..0124289 100644
--- a/include/qemu/atomic.h
+++ b/include/qemu/atomic.h
@@ -193,6 +193,7 @@
#define atomic_fetch_sub(ptr, n) __atomic_fetch_sub(ptr, n, __ATOMIC_SEQ_CST)
#define atomic_fetch_and(ptr, n) __atomic_fetch_and(ptr, n, __ATOMIC_SEQ_CST)
#define atomic_fetch_or(ptr, n) __atomic_fetch_or(ptr, n, __ATOMIC_SEQ_CST)
+#define atomic_fetch_xor(ptr, n) __atomic_fetch_xor(ptr, n, __ATOMIC_SEQ_CST)
/* And even shorter names that return void. */
#define atomic_inc(ptr) ((void) __atomic_fetch_add(ptr, 1,
__ATOMIC_SEQ_CST))
@@ -201,6 +202,7 @@
#define atomic_sub(ptr, n) ((void) __atomic_fetch_sub(ptr, n,
__ATOMIC_SEQ_CST))
#define atomic_and(ptr, n) ((void) __atomic_fetch_and(ptr, n,
__ATOMIC_SEQ_CST))
#define atomic_or(ptr, n) ((void) __atomic_fetch_or(ptr, n, __ATOMIC_SEQ_CST))
+#define atomic_xor(ptr, n) ((void) __atomic_fetch_xor(ptr, n,
__ATOMIC_SEQ_CST))
#else /* __ATOMIC_RELAXED */
@@ -387,6 +389,7 @@
#define atomic_fetch_sub __sync_fetch_and_sub
#define atomic_fetch_and __sync_fetch_and_and
#define atomic_fetch_or __sync_fetch_and_or
+#define atomic_fetch_xor __sync_fetch_and_xor
#define atomic_cmpxchg __sync_val_compare_and_swap
/* And even shorter names that return void. */
@@ -396,6 +399,7 @@
#define atomic_sub(ptr, n) ((void) __sync_fetch_and_sub(ptr, n))
#define atomic_and(ptr, n) ((void) __sync_fetch_and_and(ptr, n))
#define atomic_or(ptr, n) ((void) __sync_fetch_and_or(ptr, n))
+#define atomic_xor(ptr, n) ((void) __sync_fetch_and_xor(ptr, n))
#endif /* __ATOMIC_RELAXED */
#endif /* QEMU_ATOMIC_H */
--
2.7.4
- [Qemu-devel] [PATCH v5 00/35] cmpxchg-based emulation of atomics, Richard Henderson, 2016/10/09
- [Qemu-devel] [PATCH v5 03/35] exec: Avoid direct references to Int128 parts, Richard Henderson, 2016/10/09
- [Qemu-devel] [PATCH v5 01/35] atomics: add atomic_xor,
Richard Henderson <=
- [Qemu-devel] [PATCH v5 02/35] atomics: add atomic_op_fetch variants, Richard Henderson, 2016/10/09
- [Qemu-devel] [PATCH v5 04/35] int128: Use __int128 if available, Richard Henderson, 2016/10/09
- [Qemu-devel] [PATCH v5 05/35] int128: Add int128_make128, Richard Henderson, 2016/10/09
- [Qemu-devel] [PATCH v5 08/35] cputlb: Replace SHIFT with DATA_SIZE, Richard Henderson, 2016/10/09
- [Qemu-devel] [PATCH v5 12/35] cputlb: Tidy some macros, Richard Henderson, 2016/10/09
- [Qemu-devel] [PATCH v5 07/35] linux-user: enable parallel code generation on clone, Richard Henderson, 2016/10/09
- [Qemu-devel] [PATCH v5 10/35] cputlb: Remove includes from softmmu_template.h, Richard Henderson, 2016/10/09
- [Qemu-devel] [PATCH v5 11/35] cputlb: Move most of iotlb code out of line, Richard Henderson, 2016/10/09
- [Qemu-devel] [PATCH v5 14/35] tcg: Add atomic128 helpers, Richard Henderson, 2016/10/09
- [Qemu-devel] [PATCH v5 15/35] tcg: Add CONFIG_ATOMIC64, Richard Henderson, 2016/10/09